surveying terms
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| show | Back Sight (BS)
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| a permanent point of known or assumed elevation from which a survey started | show 🗑
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| show | Chain
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| a line connecting points on the land surface which have the same elevation | show 🗑
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| the process of determining the releative elevations of various points; determining elevation differences between points | show 🗑
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| a rod reading taking place on a point of unknown elevation | show 🗑
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| show | Global Positioning System (GPS)
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| the elevation of the level line of sight of the crosshairs in the instrument with respect to the benchmark | show 🗑
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| a temporary point for a transit while doing differential leveling | show 🗑
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rhorn
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